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Subject: Re: difficult position for most amateurs

Author: bobby palacios

Date: 15:58:13 11/29/02

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On November 29, 2002 at 18:51:49, bobby palacios wrote:

>On November 29, 2002 at 17:22:20, Will Singleton wrote:
>
>>[D]2rr3k/1p4p1/1P2b2p/p1Bnpp1q/8/Q1P2PP1/P6P/RB3RK1 b - - 0 26
>>
>>Solution times (amd 1.6ghz):
>>
>>Yace       not in 5 min
>>Crafty     not in 5 min
>>Aristarch  3:48 min
>>Gromit     3:12 min
>>Ruffian    44 sec
>>CM9000     5 sec
>>
>>Seems like the strong amateurs are using pruning techniques that cause the
>>solution to be missed.  Ruffian and Yace have no problem, perhaps they don't use
>>null move in the way others do?
>>
>>How does Chess Tiger do on this?
>>
>>Will
>
>
>The old commercials solve this pretty quickly too.
>
>
>Fritz 5 - 4 secs
>Hiarcs 7  0 sec (instantly 6ply)
>Junior 5  18 secs
>
>p4 2.4ghz 64mb hash

The fastest amateur seems to be Tao 5.4

8 secs on my p4



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